Educational Science

New Stem Cell Treatment Reverses Vision Loss in 2 Patients

Two people who were going blind can now see the world in much greater detail than before thanks to an experimental stem cell treatment for age-related macular degeneration, according to a new study. One patient in the study, Douglas Waters, had severe macular degeneration and couldn't see out of his...

Where Did the Easter Bunny Come From? Ask This Dead German Scientist

Depending on the age of the observer, Easter either celebrates the miracle of the resurrection of Jesus Christ, or the miracle of a bipedal rabbit hatching and hiding a litter of chocolate eggs in the nooks and crannies of your home. Where did the Easter Bunny come from, and how...

A mysterious lung disease is striking dentists in Virginia, according to a new report. So far, health officials have identified nine dentists or dental workers who were diagnosed with the disease, called idiopathic pulmonary fibrosis, all of whom were treated at the same specialty clinic in Virginia, according to the...

In Photos: Ancient Home and Barracks of Roman Military Officer

Commander's digs (Image credit: Ministero Dei Beni E Delle Attività Culturali Del Turismo)Archaeologists in Rome have recently discovered a 1,900-year-old home that would have belonged to a Roman military commander. It is located beside a barracks that housed Roman soldiers. The home has 14 rooms as well as the remains...

5 Weird Effects of Bug Bites

Introduction (Image credit: Shutterstock)Most bug bites are just itchy and annoying and, for the most part, stick around for only a few days. But in rare cases, bug bites can have some strange effects, from heart attacks to paralysis. Here are five really weird effects of bug bites: Heart attacks...

Viagra for … Cancer Prevention? Mouse Study Has Surprising Results

The little blue pill could one day have a surprising use: as a cancer prevention drug. Early research in mice suggests that small doses of sildenafil, the ingredient in Viagra responsible for the pill's effects, may prevent colorectal cancer. When the researchers gave the drug to mice that were prone...

This Hidden 'Royal' Jewel, Taken from India, Will Sell for Millions of Dollars

A very fancy, expensive diamond is about to be openly sold for the first time in its 300-year history. According to Mining.com, the 6.16-carat, dark grey-blue Farnese Blue diamond, which comes from India, was extracted early in the bloody, brutal British colonization of the subcontinent in the 18th century. It...

Why Aren't There Any Supersize Whales?

Whales are giant beasts, but why aren't even larger, supersize whales swimming around? The answer has to do with food, according to a new study that found that it would be basically impossible for an ocean-bound creature to eat enough food to support a body bigger than a whale. At...

Scott Kelly's Year in Space Changed His Gene Expression

(Editor's Note: This story was updated on March 15 at 1:15 pm E.T. Here is an updated article about Live Science's errors in reporting this study.) Scott and Mark Kelly are identical twin brothers — at least, they were until Scott spent a year living in space. When Scott Kelly...

What Should You Do If You Find a Piece of China's Crashed Space Station?

China's defunct Tiangong-1 space station is careening through low-Earth orbit right now, and is expected to reenter Earth's atmosphere sometime between March 30 and April 2. Most of the 9-ton (8,500 kilograms) space station will probably burn to bits in the atmosphere — but a few thousand chunks of hot,...